Home / 125,524,659.96-188,288,879.40-47,805,859.80

Finding the Fourth Proportional to 125,524,659.96, 188,288,879.40 and 47,805,859.80

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Solution

The fourth proportional to 125,524,659.96, 188,288,879.40 and 47,805,859.80 is: 71,709,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,524,659.96 : 188,288,879.40 = 47,805,859.80 : x
  2. Step 2: Convert to fraction form
    125,524,659.96/188,288,879.40 = 47,805,859.80/x
  3. Step 3: Cross multiply
    125,524,659.96x = 188,288,879.40 × 47,805,859.80
  4. Step 4: Simplify right side
    125,524,659.96x = 9,001,311,770,495,508
  5. Step 5: Solve for x
    x = 9,001,311,770,495,508/125,524,659.96
  6. Step 6: Final answer
    x = 71,709,509.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.